CVE-2009-0886: Oneorzero Helpdesk

Medium severity, CVSS 5.0. EPSS: 6.5% chance of exploitation in the next 30 days.

Directory traversal vulnerability in login.php in OneOrZero Helpdesk 1.6.5.7 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the default_language parameter.

Affected products

• Oneorzero Oneorzero Helpdesk: up to and including 1.6.5.7; version 1.4_rc4 only; version 1.6 only; version 1.6.3 only; version 1.6.3.0 only; version 1.6.4 only; …

Published 2009-03-12. Last modified 2026-06-16.